AFDKO

AFDKO is a collection of command-line tools used at Adobe for manipulating and creating OpenType font files. Can verify structures, and table entries and their checksums.

Free Mac OS X Windows Linux

sIFR Font Maker

Converting fonts to Flash™

Free Open Source Windows

Microsoft Typography

Internal tools developed at Microsoft for manipulating and creating OpenType and TrueType font files. Used in development of new font toolsets and fonts. The tools...

Free Windows

RoboFont

RoboFont is a UFO based, mac only, font editor. Written from scratch in Python with scalability in mind. The editor allows full scripting access to objects and...

Commercial Mac OS X